PropiTax

Property Tax Calculator for Every U.S. County

PropiTax provides a free property tax calculator that allows you to calculate and compare property tax rates across 3,222 U.S. counties. Our data is sourced from the official U.S. Census Bureau American Community Survey (ACS) 5-year estimates, ensuring you have access to the most authoritative source for U.S. housing data.

How it Works

Getting your property tax estimate is a simple three-step process:

1. Choose your location: Select any of the 3,222 U.S. counties—from Hawaii to Maine, every standard county, borough, and parish is covered.
2. Enter your home value: Type your property's market value, or use the county median as a starting point for a quick estimate.
3. Get instant estimate: See annual and monthly tax estimates, your effective rate, and how it compares to state and national averages.

Why Trust PropiTax Data?

We prioritize transparency and accuracy in our data presentation:

• Official Census Data: Effective tax rates are calculated from U.S. Census Bureau ACS 5-year estimates—the most authoritative source for U.S. housing data.
• Population-Weighted Accuracy: State averages use population-weighted formulas, not simple averages. A county with 4 million residents counts more than one with 50,000.
• Methodology Transparency: Every number is sourced and explained. We provide a clear methodology to see exactly how we calculate effective rates, coverage, and limitations.

Frequently Asked Questions

What is an effective property tax rate?

The effective rate is the actual percentage of home value paid in property taxes each year. It's calculated by dividing median taxes paid by median home value in a county—using U.S. Census Bureau Bureau data. Unlike nominal mill rates, the effective rate accounts for assessment discounts and exemptions, making counties directly comparable.

Why does this differ from my actual tax bill?

Our estimates are a reliable planning baseline, not a guaranteed bill. Your actual bill may differ due to:

• Your county assesses your specific property differently than the median.
• Local sub-districts (school boards, utility districts) add taxes on top of county rates.
• Exemptions like homestead, senior, or veteran discounts reduce your taxable value.

Is this calculator really free?

Yes—and it always will be. No signup, required, no subscriptions, and no hidden fees. PropiTax is free to use because we believe property tax data should be publicly accessible. We cover our costs through contextual advertising and available affiliate links.